./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:06,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:06,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:06,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:06,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:06,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:06,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:06,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:06,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:06,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:06,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:06,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:06,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:06,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:06,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:06,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:06,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:06,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:06,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:06,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:06,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:06,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:06,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:06,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:06,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:06,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:06,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:06,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:06,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:06,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:06,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:06,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:06,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:06,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:06,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:06,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:06,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:06,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:06,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:06,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:06,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:06,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:01:06,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:06,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:06,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:06,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:06,963 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:06,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:06,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:06,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:01:06,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:06,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:06,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:06,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:06,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:06,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:06,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:06,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:06,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:06,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:06,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:06,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:06,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:06,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:06,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:06,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:06,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:06,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:01:06,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:01:06,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:06,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 [2019-11-27 10:01:07,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:07,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:07,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:07,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:07,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:07,614 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:07,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658357e28/ed67183aa4f84039b9e6aabd7d6107b5/FLAGa0f514350 [2019-11-27 10:01:09,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:09,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:09,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658357e28/ed67183aa4f84039b9e6aabd7d6107b5/FLAGa0f514350 [2019-11-27 10:01:09,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/658357e28/ed67183aa4f84039b9e6aabd7d6107b5 [2019-11-27 10:01:09,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:09,115 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:09,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:09,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:09,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:09,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:09" (1/1) ... [2019-11-27 10:01:09,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ef5a3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:09, skipping insertion in model container [2019-11-27 10:01:09,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:09" (1/1) ... [2019-11-27 10:01:09,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:09,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:10,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:10,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:10,556 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:10,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10 WrapperNode [2019-11-27 10:01:10,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:10,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:10,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:10,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:10,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:10,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:10,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:10" (1/1) ... [2019-11-27 10:01:10,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:10,919 INFO L168 Benchmark]: Toolchain (without parser) took 1797.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 597.2 kB). Peak memory consumption was 662.8 kB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,924 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:10,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1438.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.36 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,933 INFO L168 Benchmark]: Boogie Preprocessor took 185.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:10,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1438.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 163.36 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:01:14,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:01:14,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:01:14,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:01:14,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:01:14,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:01:14,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:01:14,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:01:14,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:01:14,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:01:14,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:01:14,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:01:14,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:01:14,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:01:14,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:01:14,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:01:14,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:01:14,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:01:14,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:01:14,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:01:14,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:01:15,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:01:15,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:01:15,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:01:15,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:01:15,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:01:15,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:01:15,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:01:15,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:01:15,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:01:15,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:01:15,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:01:15,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:01:15,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:01:15,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:01:15,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:01:15,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:01:15,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:01:15,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:01:15,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:01:15,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:01:15,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:01:15,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:01:15,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:01:15,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:01:15,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:01:15,100 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:01:15,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:01:15,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:01:15,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:01:15,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:01:15,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:01:15,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:01:15,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:01:15,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:01:15,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:01:15,105 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:01:15,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:01:15,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:01:15,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:01:15,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:01:15,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:01:15,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:01:15,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:01:15,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:01:15,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:01:15,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:01:15,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:01:15,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:01:15,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:01:15,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:01:15,115 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:01:15,116 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ae2edd8acc18e48c9d76f7bf96d8f6a9040b232 [2019-11-27 10:01:15,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:01:15,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:01:15,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:01:15,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:01:15,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:01:15,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:15,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d244397/9cda92da829f4dadadac917e3586aba9/FLAG079af01e0 [2019-11-27 10:01:17,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:01:17,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2019-11-27 10:01:17,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d244397/9cda92da829f4dadadac917e3586aba9/FLAG079af01e0 [2019-11-27 10:01:17,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0d244397/9cda92da829f4dadadac917e3586aba9 [2019-11-27 10:01:17,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:01:17,141 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:01:17,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:17,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:01:17,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:01:17,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1200897d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:17, skipping insertion in model container [2019-11-27 10:01:17,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:01:17" (1/1) ... [2019-11-27 10:01:17,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:01:17,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:01:18,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:18,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:01:18,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:01:18,696 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:01:18,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18 WrapperNode [2019-11-27 10:01:18,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:01:18,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:18,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:01:18,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:01:18,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:01:18,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:01:18,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:01:18,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:01:18,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:18,998 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:01:18" (1/1) ... [2019-11-27 10:01:19,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:01:19,099 INFO L168 Benchmark]: Toolchain (without parser) took 1957.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:19,106 INFO L168 Benchmark]: CDTParser took 2.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:19,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1553.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:19,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.05 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:01:19,114 INFO L168 Benchmark]: Boogie Preprocessor took 195.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:01:19,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1553.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 195.05 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...